The jellylike substance oozing from this peach tree is called gummosis and can result from environmental stress, mechanical injury, or disease and insect infestation.(Reader Photo) Question: This ...

If your plum tree is bleeding sap, it may be affected by canker, or by other forms of fungal or bacterial diseases, like pseudomonas. Several types of borers, like peach tree borers, can infect ...

Cytospora cankers have formed on this peach tree in Palisade. The best results for suppressing the fungus have come from mixing fungicide with white latex paint and applying it to young trees to ...

Is your fruit tree looking sick or bearing bad fruit? Fruit tree diseases are common: Here's how to identify the problem so you can effectively treat your tree.

We saw some dieback in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter temperature extremes. It may also be a canker ...

When the branches of your trees and shrubs are bare in winter, you have an opportunity to spot cankers that might be hidden by leaves in summer. A canker is an area of disease in the wood of a ...

CHESTNUT TREES FACE DESTRUCTION; Trees Worth Millions Dying in This State from a Canker for Which There Is No Remedy. EATS BENEATH THE BARK Sprays and Other Attempts to Check Spread of the ...